.space_u .hide_if{height: 40px;line-height: 40px;background: url(img/ic.png) 10px -2203px no-repeat;padding-left: 70px;margin-top: 20px;}
.space_u .add_friend{color: #007eff;text-decoration: underline;}

.space_u .wb_content{min-height: 620px;_height:620px;}